83 year old male presents to ED with reduced conscious state and fever. Below is the patients ABG
pH 7.24 Na 142mmol/l
pCO2 22mmHg K 4.5 mmol/l
PO2 115mmHg (FiO2 0.4) Cl 114 mmol/l
HCO3 9mmol/l Glucose 13 mmol/l
Lactate 12mmol/l
Describe and Interpret the ABG